OJ Board

Sorry for late solaris :( thanks for your advice. But i am facing some problems>>>> firstly, i am afraid about the time complexity in using backtracking. 2nd ly implementating backtracking is seems to be hard to me.. i think to find the case of "impossible" & "unique" the total tree will be generate...

Hi everyone, whats happenning now-a-days???? In early time we were getting reveceiving report from UVA corresponding to every sunmission. But that report is not sending now... why?? as a result we can't understand about the errors occurs of our problems. About when the problem can be fixed??? Can an...

i like the game so much. Even i can play the game well but i can't solve the given problem for lack of logic about this problem :oops: So any one pls give some idea how to proceed with this problem????? Helping this poor logic man you can get a great piece......... :( Finally thanks for helping(take...

hi, i'm trying to solve the problem by checking from each position of the grid in eight directions. Starting from top-left corner and continuing the process horizontally when a match founds then the loops stops. How can i pass the WA???? my code is as follows: #include<stdio.h> #include<string.h> #i...